Megalechis

E810695

fish genus fish species taxon

Megalechis is a small genus of South American armored catfish known for their bony plates and popularity in freshwater aquariums.

Try in SPARQL Jump to: Surface forms Disambiguation Statements Elicitation Referenced by

All labels observed (3)

Label	Occurrences
Megalechis canonical	3
Megalechis picta	1
Megalechis thoracata	1

How this entity was disambiguated

This entity first appeared as the object of triple T9603848 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Megalechis
Context triple: [Callichthyidae, containsGenus, Megalechis]

A. Hypsignathus
Hypsignathus is a genus of African megabats best known for the hammer-headed bat, a large fruit bat notable for the male’s distinctive, elongated head and loud vocalizations.
B. Pachyplichas
Pachyplichas is a genus of beetles in the family Curculionidae, known from New Zealand.
C. Moropus
Moropus is an extinct genus of horse-like, clawed herbivorous mammals that lived in North America during the Miocene epoch.
D. Agelastes
Agelastes is a small genus of African guineafowl known for its relatively plain, dark plumage and forest-dwelling habits.
E. Ariogaesus
Ariogaesus was a prominent king of the Quadi, a Germanic tribe known from Roman-era historical accounts.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Megalechis
Target entity description: Megalechis is a small genus of South American armored catfish known for their bony plates and popularity in freshwater aquariums.

A. Hypsignathus
Hypsignathus is a genus of African megabats best known for the hammer-headed bat, a large fruit bat notable for the male’s distinctive, elongated head and loud vocalizations.
B. Pachyplichas
Pachyplichas is a genus of beetles in the family Curculionidae, known from New Zealand.
C. Moropus
Moropus is an extinct genus of horse-like, clawed herbivorous mammals that lived in North America during the Miocene epoch.
D. Agelastes
Agelastes is a small genus of African guineafowl known for its relatively plain, dark plumage and forest-dwelling habits.
E. Ariogaesus
Ariogaesus was a prominent king of the Quadi, a Germanic tribe known from Roman-era historical accounts.
F. None of above. chosen

Statements (45)

Predicate	Object
instanceOf	fish genus ⓘ fish species ⓘ taxon ⓘ
aquariumCareLevel	hardy ⓘ
bodyCovering	bony scutes ⓘ
class	Actinopterygii ⓘ
commonName	armored catfish ⓘ armored hoplo ⓘ hoplo catfish ⓘ
distributionRegion	Amazon Basin ⓘ Orinoco Basin ⓘ coastal drainages of northern South America ⓘ
ecologicalRole	bottom-dwelling scavenger ⓘ
family	Callichthyidae ⓘ Callichthyidae ⓘ Callichthyidae ⓘ
feedingType	omnivorous ⓘ
genus	Megalechis ⓘ Megalechis ⓘ
geographicRealm	Neotropical ⓘ
habitat	freshwater ⓘ freshwater ⓘ
hasCharacteristic	armored body ⓘ benthic ⓘ bony plates ⓘ demersal ⓘ
hasTrait	air-breathing capability ⓘ barbels around mouth ⓘ
includesSpecies	Megalechis picta ⓘ linked to: Megalechis Megalechis thoracata ⓘ linked to: Megalechis
isPopularIn	aquarium trade ⓘ freshwater aquariums ⓘ
isUsedAs	aquarium fish ⓘ
kingdom	Animalia ⓘ
nativeTo	South America ⓘ
order	Siluriformes ⓘ
phylum	Chordata ⓘ
reproduction	egg-laying ⓘ
superfamily	Loricarioidea ⓘ linked to: Loricarioidei
taxonRank	genus ⓘ species ⓘ species ⓘ
typicalBehavior	nocturnal or crepuscular ⓘ peaceful ⓘ
waterType	tropical freshwater ⓘ

How these facts were elicited

Referenced by (5)

Full triples — surface form annotated when it differs from this entity's canonical label.

Callichthyidae → containsGenus → Megalechis ⓘ

Megalechis → includesSpecies → Megalechis thoracata ⓘ

linked to: Megalechis

Megalechis → includesSpecies → Megalechis picta ⓘ

linked to: Megalechis

Megalechis thoracata → genus → Megalechis ⓘ

subject linked to: Megalechis

Megalechis picta → genus → Megalechis ⓘ